Merge tag 'selinux-pr-20210629' of git://git.kernel.org/pub/scm/linux/kernel/git...

[sfrench/cifs-2.6.git] / tools / testing / selftests / kvm / include / aarch64 / processor.h

diff --git a/tools/testing/selftests/kvm/include/aarch64/processor.h b/tools/testing/selftests/kvm/include/aarch64/processor.h
index b7fa0c8551db4b2d84dad3fca42572d299e5cdd6..27dc5c2e56b93cdc5e9fc919d0eb52bd4a85a554 100644 (file)
--- a/tools/testing/selftests/kvm/include/aarch64/processor.h
+++ b/tools/testing/selftests/kvm/include/aarch64/processor.h
@@ -8,16 +8,20 @@
 #define SELFTEST_KVM_PROCESSOR_H
 
 #include "kvm_util.h"
+#include <linux/stringify.h>
 
 
 #define ARM64_CORE_REG(x) (KVM_REG_ARM64 | KVM_REG_SIZE_U64 | \
                           KVM_REG_ARM_CORE | KVM_REG_ARM_CORE_REG(x))
 
-#define CPACR_EL1      3, 0,  1, 0, 2
-#define TCR_EL1                3, 0,  2, 0, 2
-#define MAIR_EL1       3, 0, 10, 2, 0
-#define TTBR0_EL1      3, 0,  2, 0, 0
-#define SCTLR_EL1      3, 0,  1, 0, 0
+#define CPACR_EL1               3, 0,  1, 0, 2
+#define TCR_EL1                 3, 0,  2, 0, 2
+#define MAIR_EL1                3, 0, 10, 2, 0
+#define TTBR0_EL1               3, 0,  2, 0, 0
+#define SCTLR_EL1               3, 0,  1, 0, 0
+#define VBAR_EL1                3, 0, 12, 0, 0
+
+#define ID_AA64DFR0_EL1         3, 0,  0, 5, 0
 
 /*
  * Default MAIR
@@ -56,4 +60,73 @@ void aarch64_vcpu_setup(struct kvm_vm *vm, int vcpuid, struct kvm_vcpu_init *ini
 void aarch64_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid,
                              struct kvm_vcpu_init *init, void *guest_code);
 
+struct ex_regs {
+       u64 regs[31];
+       u64 sp;
+       u64 pc;
+       u64 pstate;
+};
+
+#define VECTOR_NUM     16
+
+enum {
+       VECTOR_SYNC_CURRENT_SP0,
+       VECTOR_IRQ_CURRENT_SP0,
+       VECTOR_FIQ_CURRENT_SP0,
+       VECTOR_ERROR_CURRENT_SP0,
+
+       VECTOR_SYNC_CURRENT,
+       VECTOR_IRQ_CURRENT,
+       VECTOR_FIQ_CURRENT,
+       VECTOR_ERROR_CURRENT,
+
+       VECTOR_SYNC_LOWER_64,
+       VECTOR_IRQ_LOWER_64,
+       VECTOR_FIQ_LOWER_64,
+       VECTOR_ERROR_LOWER_64,
+
+       VECTOR_SYNC_LOWER_32,
+       VECTOR_IRQ_LOWER_32,
+       VECTOR_FIQ_LOWER_32,
+       VECTOR_ERROR_LOWER_32,
+};
+
+#define VECTOR_IS_SYNC(v) ((v) == VECTOR_SYNC_CURRENT_SP0 || \
+                          (v) == VECTOR_SYNC_CURRENT     || \
+                          (v) == VECTOR_SYNC_LOWER_64    || \
+                          (v) == VECTOR_SYNC_LOWER_32)
+
+#define ESR_EC_NUM             64
+#define ESR_EC_SHIFT           26
+#define ESR_EC_MASK            (ESR_EC_NUM - 1)
+
+#define ESR_EC_SVC64           0x15
+#define ESR_EC_HW_BP_CURRENT   0x31
+#define ESR_EC_SSTEP_CURRENT   0x33
+#define ESR_EC_WP_CURRENT      0x35
+#define ESR_EC_BRK_INS         0x3c
+
+void vm_init_descriptor_tables(struct kvm_vm *vm);
+void vcpu_init_descriptor_tables(struct kvm_vm *vm, uint32_t vcpuid);
+
+typedef void(*handler_fn)(struct ex_regs *);
+void vm_install_exception_handler(struct kvm_vm *vm,
+               int vector, handler_fn handler);
+void vm_install_sync_handler(struct kvm_vm *vm,
+               int vector, int ec, handler_fn handler);
+
+#define write_sysreg(reg, val)                                           \
+({                                                                       \
+       u64 __val = (u64)(val);                                           \
+       asm volatile("msr " __stringify(reg) ", %x0" : : "rZ" (__val));   \
+})
+
+#define read_sysreg(reg)                                                 \
+({     u64 val;                                                          \
+       asm volatile("mrs %0, "__stringify(reg) : "=r"(val) : : "memory");\
+       val;                                                              \
+})
+
+#define isb()  asm volatile("isb" : : : "memory")
+
 #endif /* SELFTEST_KVM_PROCESSOR_H */